Medical laboratory science officer General Infirmary, Pontefract, England, 1960-1968. Senior/chief manager microbiology department Southmead Health Services, National Health Service Trust, Bristol, England, since 1968. Faculty Institute for Applied Technology, Illinois, 1993-1994.
Chairman FIBMS steering group University of West of England, Bristol, since 1991. Lecturer Parenteral Drug Association, Maryland, since 1995. Member BSAC Working Party on Antimicrobial Susceptibility Testing, London, 1987-1993.